1. UNC Eshelman School of Pharmacy, Chapel Hill, North Carolina, USA
2. University of North Carolina at Chapel Hill School of Medicine, Chapel Hill, North Carolina, USA
3. Vaccine and Gene Therapy Institute, Oregon Health & Science University, Beaverton, Oregon, USA
4. University of California at Davis, Davis, California, USA
5. Division of Pathobiology and Immunology, Oregon National Primate Research Center, Oregon Health & Science University, Beaverton, Oregon, USA